Home / 7,932.54-11,900.70-2,738.46

Finding the Fourth Proportional to 7,932.54, 11,900.70 and 2,738.46

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Solution

The fourth proportional to 7,932.54, 11,900.70 and 2,738.46 is: 4,108.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.54 : 11,900.70 = 2,738.46 : x
  2. Step 2: Convert to fraction form
    7,932.54/11,900.70 = 2,738.46/x
  3. Step 3: Cross multiply
    7,932.54x = 11,900.70 × 2,738.46
  4. Step 4: Simplify right side
    7,932.54x = 32,589,590.92
  5. Step 5: Solve for x
    x = 32,589,590.92/7,932.54
  6. Step 6: Final answer
    x = 4,108.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.